单词	and why not
释义	and why not 这有何不可
随便看	boundary-generated internal wave boundary geometrical intersection method boundary geometry boundary governing boundary grid boundary grid pattern boundary grids boundary growth boundary growth rate boundary height boundary height of natural gas boundary homomorphism Boundary identification boundary identifier boundary impedance boundary inequalities boundary information boundary information extraction boundary integral boundary integral equation boundary integral e-quation boundary integral equation method boundary integral formula boundary integral method boundary interface